Messages in this thread | | | Date | Mon, 9 Dec 2013 11:27:42 -0500 | From | Steven Rostedt <> | Subject | Re: [PATCH 06/14] tools lib traceevent: Get rid of malloc_or_die() in find_event() |
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On Mon, 9 Dec 2013 12:03:50 +0100 Jiri Olsa <jolsa@redhat.com> wrote:
> On Mon, Dec 09, 2013 at 02:34:03PM +0900, Namhyung Kim wrote: > > Make it return -2 to distinguish malloc allocation failure. > > > > Signed-off-by: Namhyung Kim <namhyung@kernel.org> > > --- > > tools/lib/traceevent/parse-filter.c | 17 ++++++++++++++--- > > 1 file changed, 14 insertions(+), 3 deletions(-) > > > > diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c > > index e9d17bfcdffd..06e5af9f8fc4 100644 > > --- a/tools/lib/traceevent/parse-filter.c > > +++ b/tools/lib/traceevent/parse-filter.c > > @@ -301,7 +301,10 @@ find_event(struct pevent *pevent, struct event_list **events, > > sys_name = NULL; > > } > > > > - reg = malloc_or_die(strlen(event_name) + 3); > > + reg = malloc(strlen(event_name) + 3); > > + if (reg == NULL) > > + return -2; > > + > > I guess we dont need error defines or enums when this is just > static function, but at least please add some comment (description) > of return values like in pevent_filter_match function
Even for static functions, we should have an enum too.
-- Steve
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